Pfizer’s COVID-19 vaccine for children ages 2 to 5 years old fizzled in clinical trials, the company said on Friday, signaling a further delay in getting a vaccine to preschoolers just as Omicron bears down on the U.S.
from WebMD Health https://www.webmd.com/vaccines/covid-19-vaccine/news/20211217/pfizer-covid-vaccine-younger-children-snag?src=RSS_PUBLIC
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